<template>
  <div id="app">
    <img src="../public/img/B_01.jpg" alt="" class="dy-img">
    <router-view/>
  </div>
</template>

<style>
*{
  margin: 0;
  padding: 0;
  list-style: none;
}
html,body{
  height: 100%;
}
body{
  background: #fafafa;
}
.dy-img{
  width: 100%;
  height: 20px;
}
</style>
